function showAlertDiv(msg){
		document.getElementById("alert-popDiv").style.display='block';
		document.getElementById("alert-bg").style.display='block';
		document.getElementById("alert-msg").innerHTML=msg;
	}
		/**
		关闭弹出层
		*/
	function hideAlertDiv(){
		document.getElementById("alert-popDiv").style.display='none';
		document.getElementById("alert-bg").style.display='none';
	}
	
	//alert弹出框
	var alertDiv = "<div id=\"alert-popDiv\" class=\"alert-mydiv\" style=\"display: none;\">"
			+ "<div class=\"alert-titleDiv\">";
			+ "<span style=\"margin-top: -6px; float: left;margin-left: 3px;\">消息提示</span> "
			+ "<a class=\"alert-close\" href=\"javascript:void(0);\" onclick=\"javascript:hideAlertDiv();\">"
			+ "<span style=\"float: right;\"><img src=\"images/close.png\"></span>"
			+ "</a></div>"
			+ "<span id=\"alert-msg\"> </span>"
			+ "</div>"
			+ "<div id=\"alert-bg\" class=\"alert-bg\" style=\"display: none;\"></div>";
	var utilMsgSuccess = function(){
		
	};